Added thirdparty: boost library

thirdparty/include/boost/geometry/algorithms/detail/buffer/interface.hpp

@@ -0,0 +1,279 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
+// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
+// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
+
+// This file was modified by Oracle on 2017-2022.
+// Modifications copyright (c) 2017-2022 Oracle and/or its affiliates.
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
+// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
+
+// Use, modification and distribution is subject to the Boost Software License,
+// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_BUFFER_INTERFACE_HPP
+#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_BUFFER_INTERFACE_HPP
+
+#include <boost/geometry/algorithms/clear.hpp>
+#include <boost/geometry/algorithms/not_implemented.hpp>
+#include <boost/geometry/core/visit.hpp>
+#include <boost/geometry/core/tag.hpp>
+#include <boost/geometry/geometries/adapted/boost_variant.hpp>
+#include <boost/geometry/geometries/concepts/check.hpp>
+#include <boost/geometry/strategies/buffer/services.hpp>
+#include <boost/geometry/util/type_traits_std.hpp>
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DISPATCH
+namespace dispatch
+{
+
+template
+<
+    typename Input,
+    typename Output,
+    typename TagIn = typename tag<Input>::type,
+    typename TagOut = typename tag<Output>::type
+>
+struct buffer_dc : not_implemented<TagIn, TagOut>
+{};
+
+template
+<
+    typename Input,
+    typename Output,
+    typename TagIn = typename tag<Input>::type,
+    typename TagOut = typename tag<Output>::type
+>
+struct buffer_all : not_implemented<TagIn, TagOut>
+{};
+
+} // namespace dispatch
+#endif // DOXYGEN_NO_DISPATCH
+
+
+namespace resolve_dynamic
+{
+
+template
+<
+    typename Input,
+    typename TagIn = typename geometry::tag<Input>::type
+>
+struct buffer_dc
+{
+    template <typename Output, typename Distance>
+    static inline void apply(Input const& geometry_in,
+                             Output& geometry_out,
+                             Distance const& distance,
+                             Distance const& chord_length)
+    {
+        dispatch::buffer_dc<Input, Output>::apply(geometry_in, geometry_out, distance, chord_length);
+    }
+};
+
+template <typename Input>
+struct buffer_dc<Input, dynamic_geometry_tag>
+{
+    template <typename Output, typename Distance>
+    static inline void apply(Input const& geometry_in,
+                             Output& geometry_out,
+                             Distance const& distance,
+                             Distance const& chord_length)
+    {
+        traits::visit<Input>::apply([&](auto const& g)
+        {
+            dispatch::buffer_dc
+                <
+                    util::remove_cref_t<decltype(g)>, Output
+                >::apply(g, geometry_out, distance, chord_length);
+        }, geometry_in);
+    }
+};
+
+
+template
+<
+    typename Input,
+    typename TagIn = typename geometry::tag<Input>::type
+>
+struct buffer_all
+{
+    template
+    <
+        typename Output,
+        typename DistanceStrategy,
+        typename SideStrategy,
+        typename JoinStrategy,
+        typename EndStrategy,
+        typename PointStrategy
+    >
+    static inline void apply(Input const& geometry_in,
+                             Output& geometry_out,
+                             DistanceStrategy const& distance_strategy,
+                             SideStrategy const& side_strategy,
+                             JoinStrategy const& join_strategy,
+                             EndStrategy const& end_strategy,
+                             PointStrategy const& point_strategy)
+    {
+        typename strategies::buffer::services::default_strategy
+            <
+                Input
+            >::type strategies;
+
+        dispatch::buffer_all
+            <
+                Input, Output
+            >::apply(geometry_in, geometry_out, distance_strategy, side_strategy,
+                     join_strategy, end_strategy, point_strategy, strategies);
+    }
+};
+
+template <typename Input>
+struct buffer_all<Input, dynamic_geometry_tag>
+{
+    template
+    <
+        typename Output,
+        typename DistanceStrategy,
+        typename SideStrategy,
+        typename JoinStrategy,
+        typename EndStrategy,
+        typename PointStrategy
+    >
+    static inline void apply(Input const& geometry_in,
+                             Output& geometry_out,
+                             DistanceStrategy const& distance_strategy,
+                             SideStrategy const& side_strategy,
+                             JoinStrategy const& join_strategy,
+                             EndStrategy const& end_strategy,
+                             PointStrategy const& point_strategy)
+    {
+        traits::visit<Input>::apply([&](auto const& g)
+        {
+            buffer_all
+                <
+                    util::remove_cref_t<decltype(g)>
+                >::apply(g, geometry_out, distance_strategy, side_strategy,
+                         join_strategy, end_strategy, point_strategy);
+        }, geometry_in);
+    }
+};
+
+} // namespace resolve_dynamic
+
+
+/*!
+\brief \brief_calc{buffer}
+\ingroup buffer
+\details \details_calc{buffer, \det_buffer}.
+\tparam Input \tparam_geometry
+\tparam Output \tparam_geometry
+\tparam Distance \tparam_numeric
+\param geometry_in \param_geometry
+\param geometry_out \param_geometry
+\param distance The distance to be used for the buffer
+\param chord_length (optional) The length of the chord's in the generated arcs around points or bends
+
+\qbk{[include reference/algorithms/buffer.qbk]}
+ */
+template <typename Input, typename Output, typename Distance>
+inline void buffer(Input const& geometry_in, Output& geometry_out,
+                   Distance const& distance, Distance const& chord_length = -1)
+{
+    concepts::check<Input const>();
+    concepts::check<Output>();
+
+    resolve_dynamic::buffer_dc<Input>::apply(geometry_in, geometry_out, distance, chord_length);
+}
+
+/*!
+\brief \brief_calc{buffer}
+\ingroup buffer
+\details \details_calc{return_buffer, \det_buffer}. \details_return{buffer}.
+\tparam Input \tparam_geometry
+\tparam Output \tparam_geometry
+\tparam Distance \tparam_numeric
+\param geometry \param_geometry
+\param distance The distance to be used for the buffer
+\param chord_length (optional) The length of the chord's in the generated arcs
+    around points or bends (RESERVED, NOT YET USED)
+\return \return_calc{buffer}
+ */
+template <typename Output, typename Input, typename Distance>
+inline Output return_buffer(Input const& geometry, Distance const& distance,
+                            Distance const& chord_length = -1)
+{
+    concepts::check<Input const>();
+    concepts::check<Output>();
+
+    Output geometry_out;
+
+    resolve_dynamic::buffer_dc<Input>::apply(geometry, geometry_out, distance, chord_length);
+
+    return geometry_out;
+}
+
+/*!
+\brief \brief_calc{buffer}
+\ingroup buffer
+\details \details_calc{buffer, \det_buffer}.
+\tparam GeometryIn \tparam_geometry
+\tparam GeometryOut \tparam_geometry{GeometryOut}
+\tparam DistanceStrategy A strategy defining distance (or radius)
+\tparam SideStrategy A strategy defining creation along sides
+\tparam JoinStrategy A strategy defining creation around convex corners
+\tparam EndStrategy A strategy defining creation at linestring ends
+\tparam PointStrategy A strategy defining creation around points
+\param geometry_in \param_geometry
+\param geometry_out output geometry, e.g. multi polygon,
+       will contain a buffered version of the input geometry
+\param distance_strategy The distance strategy to be used
+\param side_strategy The side strategy to be used
+\param join_strategy The join strategy to be used
+\param end_strategy The end strategy to be used
+\param point_strategy The point strategy to be used
+
+\qbk{distinguish,with strategies}
+\qbk{[include reference/algorithms/buffer_with_strategies.qbk]}
+ */
+template
+<
+    typename GeometryIn,
+    typename GeometryOut,
+    typename DistanceStrategy,
+    typename SideStrategy,
+    typename JoinStrategy,
+    typename EndStrategy,
+    typename PointStrategy
+>
+inline void buffer(GeometryIn const& geometry_in,
+                   GeometryOut& geometry_out,
+                   DistanceStrategy const& distance_strategy,
+                   SideStrategy const& side_strategy,
+                   JoinStrategy const& join_strategy,
+                   EndStrategy const& end_strategy,
+                   PointStrategy const& point_strategy)
+{
+    concepts::check<GeometryIn const>();
+    concepts::check<GeometryOut>();
+
+    geometry::clear(geometry_out);
+
+    resolve_dynamic::buffer_all
+        <
+            GeometryIn, GeometryOut
+        >::apply(geometry_in, geometry_out, distance_strategy, side_strategy,
+                 join_strategy, end_strategy, point_strategy);
+}
+
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_BUFFER_INTERFACE_HPP